| article html file updated | 8 February 2020 08:57 CET | Update | https://www.mdpi.com/1996-1944/10/7/687 |
| article html file updated | 25 September 2019 11:53 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:12 CEST | Update | N/A |
| article html file updated | 1 August 2017 09:39 CEST | Update | N/A |
| article html file updated | 23 June 2017 11:54 CEST | Original file | N/A |
| article xml uploaded. | 23 June 2017 11:52 CEST | Update | https://www.mdpi.com/1996-1944/10/7/687/xml |
| article pdf uploaded. | 23 June 2017 11:52 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/7/687/pdf |
| article pdf uploaded. | 22 June 2017 13:51 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/7/687/pdf-vor |
